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2007 Chevrolet Trailblazer 360

Owner reports · Recalls · Investigations

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There is not enough comparable history to draw a useful model-year comparison.

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How this year compares

Owner complaints by model year

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Counts vary with age, sales and reporting. They are not failure rates.

What owners reported most

All reported categories

Tap a category to read its complaints. One report may name several components.

When problems were reported

Mileage at the reported incident

43 reports with mileage · 7 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Electrical System. Review the 14 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Exterior Lighting. Review the 11 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Fuel System, Gasoline. Review the 6 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

4 crash reports2 fire reports3 injury reports

What owners actually said

50 reports
67,330 miles · Jul 3, 2015
Electrical System

UPON ENTERING VEHICLE TO LEAVE A PARKING LOT AT NIGHT, DISCOVERED THE HEADLIGHTS WOULDN'T WORK (STILL NOT WORKING). THE FUSES ARE NOT OUT. TRIED REPLACING THE HEADLIGHT SWITCH BOX, BUT THAT DIDN'T FIX THE PROBLEM SO PUT THE ORIGINAL BACK ON THE VEHICLE. EVERYTHING ELSE IN THE VEHICLE SEEMS TO BE WORKING FINE. DISCOVERED AN O…

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UPON ENTERING VEHICLE TO LEAVE A PARKING LOT AT NIGHT, DISCOVERED THE HEADLIGHTS WOULDN'T WORK (STILL NOT WORKING). THE FUSES ARE NOT OUT. TRIED REPLACING THE HEADLIGHT SWITCH BOX, BUT THAT DIDN'T FIX THE PROBLEM SO PUT THE ORIGINAL BACK ON THE VEHICLE. EVERYTHING ELSE IN THE VEHICLE SEEMS TO BE WORKING FINE. DISCOVERED AN ONLINE REPORT STATING A PROBLEM FOUND ON THIS VEHICLE, "HEADLAMP DRIVER MODULE FAILURE," GM RECALL NUMBER 14291; HOWEVER, CAN'T FIND ANYTHING SINCE WITH REGARD TO A SOLUTION VIA GM. CALLED THE CHEVY NUMBER, 1 800 222 1020, BUT INFORMED THAT NOTHING FOUND FOR OUR VIN NUMBER. LOOKED ONLINE WITH OUR VIN NUMBER ALSO, BUT NOTHING IS LISTED FOR THIS ISSUE. CANNOT DRIVE THE VEHICLE AT NIGHT NOW OR SAFELY IN A RAINY WEATHER SITUATION, ETC. WILL CONTACT OUR LOCAL GM DEALER TO SEE IF WE CAN GET THIS SITUATION TAKEN CARE OF, BUT DECIDED WE SHOULD SEND THIS EMAIL AS WELL.

NHTSA ODI #10731905

184,500 miles · Jun 2, 2015
Electrical System

I WAS TRYING TO ROLL DOWN THE WINDOWS FOR MY WIFE. THE WINDOWS WOULD NOT ROLL DOWN AT FIRST. I CHECKED TO MAKE SURE THAT THE WINDOW WAS NOT LOCK AND IT WASN'T. AFTER A FEW MINUTES THE WINDOW FINALLY ROLLED. DOWN. THIS HAS HAPPENED ON SEVERAL OCCASIONS.

NHTSA ODI #10722995

185,000 miles · Jun 2, 2015
Exterior Lighting

I WAS GOING DOWN THE HIGHWAY AND ALL OF A SUDDEN MY HEADLIGHTS CUT OFF. I TURNED THE VEHICLE OFF AND PULLED SOME OF THE FUSES AND PUT THEM BACK IN. THE LIGHTS CAME BACK ON LATER. WE CONTINUED DOWN THE ROAD TO OUR DESTINATION AND THE LIGHTS WENT OUT AGAIN. WE ENDED UP HAVING TO GET A HOTEL ROOM FOR THE NIGHT UNTIL WE COULD DRIVE …

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I WAS GOING DOWN THE HIGHWAY AND ALL OF A SUDDEN MY HEADLIGHTS CUT OFF. I TURNED THE VEHICLE OFF AND PULLED SOME OF THE FUSES AND PUT THEM BACK IN. THE LIGHTS CAME BACK ON LATER. WE CONTINUED DOWN THE ROAD TO OUR DESTINATION AND THE LIGHTS WENT OUT AGAIN. WE ENDED UP HAVING TO GET A HOTEL ROOM FOR THE NIGHT UNTIL WE COULD DRIVE HOME DURING THE DAYLIGHT HOURS.

NHTSA ODI #10722991

105,000 miles · May 16, 2015
Unknown Or Other

HEARD A TICKING SOUND IN ENGINE COMPARTMENT CHECKED , FOUND BROKEN BOLT ON RIGHT SIDE EXHAUST MANIFOLD. IT SEEMS TO BE A COMMON PROBLEM WITH V 8 ENGINES.

NHTSA ODI #10716850

66,000 miles · Apr 22, 2015
Exterior Lighting

I WAS DRIVING HOME ONE NIGHT ABOUT AN HOUR AFTER DARK. AS I WAS DRIVING ABOUT 45 MPH, MY HEADLIGHTS JUST COMPLETELY WENT OUT WITHOUT WARNING. AFTER CAREFULLY PULLING OFF TO THE SIDE OF THE ROAD I REALIZED MY HIGH BEAMS WERE STILL WORKING. I LOOKED INTO THIS ISSUE AND REALIZED IT WAS A RELAY 45 AND 46 ISSUE. THE NEXT DAY I REPLAC…

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I WAS DRIVING HOME ONE NIGHT ABOUT AN HOUR AFTER DARK. AS I WAS DRIVING ABOUT 45 MPH, MY HEADLIGHTS JUST COMPLETELY WENT OUT WITHOUT WARNING. AFTER CAREFULLY PULLING OFF TO THE SIDE OF THE ROAD I REALIZED MY HIGH BEAMS WERE STILL WORKING. I LOOKED INTO THIS ISSUE AND REALIZED IT WAS A RELAY 45 AND 46 ISSUE. THE NEXT DAY I REPLACED THIS RELAY AND MY LIGHTS WORKED. FOR A DAY. NOW IT'S BEEN ALMOST A MONTH, AND I CAN'T DRIVE AFTER DARK. I'VE ASKED MY LOCAL GM DEALERSHIP TO LOOK INTO THIS AND THEY TOLD ME THERE WAS A RECALL BUT YET THEY DON'T HAVE A RESOLUTION. BEING I WORK UNTIL THE SUN GOES DOWN, AND I HAVE AN HOUR DRIVE HOME FROM WORK 5-6 DAYS A WEEK, THIS PRESENTS A MAJOR PROBLEM FOR ME. IF THIS WERE A SIMPLE WINDOW SWITCH RECALL (WHICH I'VE ALREADY HAD REPLACED) I WOULD BE OK WITH IT FOR NOW. UNFORTUNATELY THIS IS A LIGHTING ISSUE WHICH CAN BE AND IS A VERY SERIOUS ISSUE. I NEED THIS ISSUE RESOLVED IMMIDIATLY AND IF THE DEALERSHIP CAN'T FIX IT, I DON'T KNOW HOW I WOULD BE EXPECTED TO. *TR

NHTSA ODI #10712309

120,000 miles · Mar 20, 2015
Electrical SystemExterior Lighting

I WAS DRIVING HOME FROM A WEDDING ON THE INTERSTATE AT 55 MPH, AND MY HEADLAMPS FAILED. EVERYTHING WENT COMPLETELY DARK. AFTER A PANIC, I WAS ABLE TO TURN ON MY HIGH BEAMS, AND THEY WORKED PROPERLY. I HAD TO DRIVE THE REST OF THE WAY HOME WITH MY HIGH BEAMS ON FOR SAFETY, BLINDING ONCOMING DRIVERS. WHEN I GOT HOME, I TESTED MY F…

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I WAS DRIVING HOME FROM A WEDDING ON THE INTERSTATE AT 55 MPH, AND MY HEADLAMPS FAILED. EVERYTHING WENT COMPLETELY DARK. AFTER A PANIC, I WAS ABLE TO TURN ON MY HIGH BEAMS, AND THEY WORKED PROPERLY. I HAD TO DRIVE THE REST OF THE WAY HOME WITH MY HIGH BEAMS ON FOR SAFETY, BLINDING ONCOMING DRIVERS. WHEN I GOT HOME, I TESTED MY FOG LIGHTS, AND THEY WORKED PROPERLY. I TURNED THE CAR OFF, WAITED A FEW MINUTES, AND TURNED IT BACK ON. THE LOW BEAM HEADLAMPS WORKED THEN. SINCE THE FIRST INCIDENT, I HAVE HAD APPROXIMATELY 10-15 OTHER INCIDENTS OF THE SAME OCCURRENCE. I WAS POSITIVE THAT MY VEHICLE WAS INCLUDED IN THE RECENT RECALL, BUT WHEN I CALLED MY LOCAL DEALER, I WAS ADVISED THAT MY VIN NUMBER WAS NOT INCLUDED. I DON'T UNDERSTAND, SINCE THE ISSUE ON THE RECALL IS EXACTLY THE ISSUE THAT I AM DEALING WITH. I HAVE HAD TO LIMIT MY USE OF THE VEHICLE AT NIGHT FOR FEAR THAT THE HEADLAMPS WILL FAIL. SIDE NOTE - THEY HAVE FAILED AT NIGHT TWICE IN THE LAST WEEK ALONE. GENERALLY WHAT I HAVE TO DO IS PULL OVER ON THE SIDE OF THE ROAD (SCARY) AND TURN THE CAR OFF, WAIT, AND TRY THEM AGAIN. *TR

NHTSA ODI #10695531

86,790 miles · Jan 21, 2015
Electrical System

I HAVE A PROBLEM WITH THE GENERAL MOTORS (GM) IS RECALL THAT INVOLVES THE DDM ON MY TRAILBLAZER. GM SAYS ITS NOT INVOLVED IN THE RECALL BUT THEY HAVE 1 ALREADY CHANGED IT UNDER WARRANTY ON 3/29/2013 (RECALL) AND AGAIN AT 6/07/2013 AND ITS AGAIN FAILING WHY ARE THEY NOT RESPONSIBLE TO REPLACE THIS DEFECTIVE PART?? *TR

NHTSA ODI #10677007

145,000 miles · May 22, 2014
Exterior Lighting

DRIVING DOWN THE ROAD THE HEAD LAMPS WOULD JUST GO OFF. I WOULD STILL HAVE HIGH BEAMS HOWEVER THE LIGHTS WOULD FLICKER AND THEN COME BACK ON. THEY WERE CHECKED AND NO LOOSE CONNECTIONS WERE FOUND BUT THEY WOULD ALWAYS COME BACK ON. FAST FORWARD TO ABOUT A MONTH AGO, I WAS DRIVING HOME IN THE DARK AGAIN AND THE LIGHTS WENT OFF B…

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DRIVING DOWN THE ROAD THE HEAD LAMPS WOULD JUST GO OFF. I WOULD STILL HAVE HIGH BEAMS HOWEVER THE LIGHTS WOULD FLICKER AND THEN COME BACK ON. THEY WERE CHECKED AND NO LOOSE CONNECTIONS WERE FOUND BUT THEY WOULD ALWAYS COME BACK ON. FAST FORWARD TO ABOUT A MONTH AGO, I WAS DRIVING HOME IN THE DARK AGAIN AND THE LIGHTS WENT OFF BUT THIS TIME THEY DID NOT COME BACK ON. THEY HAVE BEEN OUT AND HAVE NOT COME BACK ON SINCE. I STILL HAVE HIGH BEAMS BUT NO LOW BEAMS. THANK YOU *TR

NHTSA ODI #10593416

43,641 miles · Jun 17, 2013
Electrical System

DASH WARNING LIGHTS ALL GO ON WITH WARNING BELL. *TR

NHTSA ODI #10520106

56,258 miles · Jul 11, 2012
Fuel/propulsion System

I AM A DISABLED 62 YEARS OLD LADY AND I HAVE A TRAILBLAZER 2007. ABOUT 2 MONTH THE GASOLINE GAUGE WAS SHOWING EMPTY ALL THE TIME, I TOOK THE CAR TO THE DEALER AND THEY TOLD ME THAT THEY KNOW THERE IS A PROBLEM WITH THE GAUGE BUT GM ONLY GOING TO PAY A PORTION OF THE REPAIR. I HAVE TO PAY 139.00 OF MY POCKET. I ASK THE REASON IT …

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I AM A DISABLED 62 YEARS OLD LADY AND I HAVE A TRAILBLAZER 2007. ABOUT 2 MONTH THE GASOLINE GAUGE WAS SHOWING EMPTY ALL THE TIME, I TOOK THE CAR TO THE DEALER AND THEY TOLD ME THAT THEY KNOW THERE IS A PROBLEM WITH THE GAUGE BUT GM ONLY GOING TO PAY A PORTION OF THE REPAIR. I HAVE TO PAY 139.00 OF MY POCKET. I ASK THE REASON IT IS A RECALL. ONE THE ATTENDANT SAID THE IF RECOGNIZE THAT WAS A RECALL THEY HAVE THE REPUTATION OF THE TRAILBLAZER WAS GOING TO BE DAMAGE. YESTERDAY I WAS GOING TO MY DOCTOR AND THE CAR RUN OUT OF GAS BECAUSE I DID NOT KNOW MY SON USED THE CAR THE NIGHT BEFORE. I AM WRITING THIS FROM MY COMP AT THE HOSPITAL. I WALKED 1 MILE WITH 98 DEGREES BECAUSE THEY DO NOT WHAT THE REPUTATION OF THE TRAILBLAZER IS GOING TO BE AFFECTED. [XXX] INFORMATION REDACTED PURSUANT TO THE FREEDOM OF INFORMATION ACT (FOIA), 5 U.S.C. 552(B)(6). *TR

NHTSA ODI #10465184

Official recalls

0

No recalls in this snapshot.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

4

EA12004 · Driver's Master Power Window Switch

Opened Jun 11, 2012 · Closed Jun 21, 2013

Status: closed (inferred from source dates) · Electrical System; Visibility:power Window Devices And Controls

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. The recall remedy requires the inspection and repair or replacement of the master power window switch, which GM refers to as a driver door module (DDM). At the same time, GM implemented a special coverage program to replace failed DDMs for vehicles registered outside of these states. ODI was not satisfied with GM's exclusion of non-salt belt vehicles and continued its investigation. On June 13, 2013, GM submitted a related recall notification (13V-248) to reclassify the initial special coverage program into a safety recall for vehicles that were not previously repaired under special coverage.The Office of Defects Investigation (ODI) opened Engineering Analysis EA12-004 on June 11, 2012 to further investigate allegations of DDM thermal incidents in model year (MY) 2006-2007 Chevrolet Trailblazer vehicles. Thermal incidents involve cases where fire-related events such as smoke and melt are present. ODI has received 170 reports alleging a thermal event occurred. Complainants stated that the DDM melted and in some cases produced odor and/or smoke. Fourteen of these incidents led to a fire where visible flames were reported or the damage extended significantly beyond the DDM. In addition to the 170 reports listed above, ODI received 63 reports alleging the DDM acted erratically or became inoperative. In response to ODI's Information Request (IR), GM provided 619 unique consumer complaints that related to the alleged problem. Seventy-seven of those reports led to a fire with flame, and 4 reported injuries of smoke inhalation and/or slight burns from contact with hot switches. GM also submitted 20,400 warranty claims for replacement of the DDM, most of which involved inoperative switches. The problem condition is caused by fluids, such as rain water, entering the driver's door module and subsequently causing corrosion that could result in an electrical short in the printed circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. However, the electrical short may also cause overheating that could melt components of the door module, producing odor, smoke or in some cases fire with flame. The circuit board was redesigned and GM implemented the new design into vehicle production on May 14, 2007. All failures cited above occurred in vehicles produced before this build date (i.e., with the original design DDM). GM also reported that all MY 2006-2007 GMT360/370 platform vehicles and MY 2005 SAAB 9-7x vehicles utilized the same DDM and therefore ODI expanded the subject population to include these vehicles.This investigation is closed on the basis of GM's announcement of safety recalls 12V-406 and 13V-248. The ODI complaints cited above can be reviewed at: http://www-odi.nhtsa.dot.gov/owners/SearchNHTSAID, see the attached list for ODI numbers.

Additional source detail variants (4)

Electrical System

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. The recall remedy requires the inspection and repair or replacement of the master power window switch, which GM refers to as a driver door module (DDM). At the same time, GM implemented a special coverage program to replace failed DDMs for vehicles registered outside of these states. ODI was not satisfied with GM's exclusion of non-salt belt vehicles and continued its investigation. On June 13, 2013, GM submitted a related recall notification (13V-248) to reclassify the initial special coverage program into a safety recall for vehicles that were not previously repaired under special coverage.The Office of Defects Investigation (ODI) opened Engineering Analysis EA12-004 on June 11, 2012 to further investigate allegations of DDM thermal incidents in model year (MY) 2006-2007 Chevrolet Trailblazer vehicles. Thermal incidents involve cases where fire-related events such as smoke and melt are present. ODI has received 170 reports alleging a thermal event occurred. Complainants stated that the DDM melted and in some cases produced odor and/or smoke. Fourteen of these incidents led to a fire where visible flames were reported or the damage extended significantly beyond the DDM. In addition to the 170 reports listed above, ODI received 63 reports alleging the DDM acted erratically or became inoperative. In response to ODI's Information Request (IR), GM provided 619 unique consumer complaints that related to the alleged problem. Seventy-seven of those reports led to a fire with flame, and 4 reported injuries of smoke inhalation and/or slight burns from contact with hot switches. GM also submitted 20,400 warranty claims for replacement of the DDM, most of which involved inoperative switches. The problem condition is caused by fluids, such as rain water, entering the driver's door module and subsequently causing corrosion that could result in an electrical short in the printed circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. However, the electrical short may also cause overheating that could melt components of the door module, producing odor, smoke or in some cases fire with flame. The circuit board was redesigned and GM implemented the new design into vehicle production on May 14, 2007. All failures cited above occurred in vehicles produced before this build date (i.e., with the original design DDM). GM also reported that all MY 2006-2007 GMT360/370 platform vehicles and MY 2005 SAAB 9-7x vehicles utilized the same DDM and therefore ODI expanded the subject population to include these vehicles.This investigation is closed on the basis of GM's announcement of safety recalls 12V-406 and 13V-248. The ODI complaints cited above can be reviewed at: http://www-odi.nhtsa.dot.gov/owners/SearchNHTSAID, see the attached list for ODI numbers.

Electrical System

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. The recall remedy requires the inspection and repair or replacement of the master power window switch, which GM refers to as a driver door module (DDM). At the same time, GM implemented a special coverage program to replace failed DDMs for vehicles registered outside of these states. ODI was not satisfied with GM's exclusion of non-salt belt vehicles and continued its investigation. On June 13, 2013, GM submitted a related recall notification (13V-248) to reclassify the initial special coverage program into a safety recall for vehicles that were not previously repaired under special coverage.The Office of Defects Investigation (ODI) opened Engineering Analysis EA12-004 on June 11, 2012 to further investigate allegations of DDM thermal incidents in model year (MY) 2006-2007 Chevrolet Trailblazer vehicles. Thermal incidents involve cases where fire-related events such as smoke and melt are present. ODI has received 170 reports alleging a thermal event occurred. Complainants stated that the DDM melted and in some cases produced odor and/or smoke. Fourteen of these incidents led to a fire where visible flames were reported or the damage extended significantly beyond the DDM. In addition to the 170 reports listed above, ODI received 63 reports alleging the DDM acted erratically or became inoperative. In response to ODI's Information Request (IR), GM provided 619 unique consumer complaints that related to the alleged problem. Seventy-seven of those reports led to a fire with flame, and 4 reported injuries of smoke inhalation and/or slight burns from contact with hot switches. GM also submitted 20,400 warranty claims for replacement of the DDM, most of which involved inoperative switches. The problem condition is caused by fluids, such as rain water, entering the driver's door module and subsequently causing corrosion that could result in an electrical short in the printed circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. However, the electrical short may also cause overheating that could melt components of the door module, producing odor, smoke or in some cases fire with flame. The circuit board was redesigned and GM implemented the new design into vehicle production on May 14, 2007. All failures cited above occurred in vehicles produced before this build date (i.e., with the original design DDM). GM also reported that all MY 2006-2007 GMT360/370 platform vehicles and MY 2005 SAAB 9-7x vehicles utilized the same DDM and therefore ODI expanded the subject population to include these vehicles.This investigation is closed on the basis of GM's announcement of safety recalls 12V-406 and 13V-248. The ODI complaints cited above can be reviewed at: http://www-odi.nhtsa.dot.gov/owners/SearchNHTSAID, see the attached list for ODI numbers.

Visibility:power Window Devices And Controls

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. The recall remedy requires the inspection and repair or replacement of the master power window switch, which GM refers to as a driver door module (DDM). At the same time, GM implemented a special coverage program to replace failed DDMs for vehicles registered outside of these states. ODI was not satisfied with GM's exclusion of non-salt belt vehicles and continued its investigation. On June 13, 2013, GM submitted a related recall notification (13V-248) to reclassify the initial special coverage program into a safety recall for vehicles that were not previously repaired under special coverage.The Office of Defects Investigation (ODI) opened Engineering Analysis EA12-004 on June 11, 2012 to further investigate allegations of DDM thermal incidents in model year (MY) 2006-2007 Chevrolet Trailblazer vehicles. Thermal incidents involve cases where fire-related events such as smoke and melt are present. ODI has received 170 reports alleging a thermal event occurred. Complainants stated that the DDM melted and in some cases produced odor and/or smoke. Fourteen of these incidents led to a fire where visible flames were reported or the damage extended significantly beyond the DDM. In addition to the 170 reports listed above, ODI received 63 reports alleging the DDM acted erratically or became inoperative. In response to ODI's Information Request (IR), GM provided 619 unique consumer complaints that related to the alleged problem. Seventy-seven of those reports led to a fire with flame, and 4 reported injuries of smoke inhalation and/or slight burns from contact with hot switches. GM also submitted 20,400 warranty claims for replacement of the DDM, most of which involved inoperative switches. The problem condition is caused by fluids, such as rain water, entering the driver's door module and subsequently causing corrosion that could result in an electrical short in the printed circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. However, the electrical short may also cause overheating that could melt components of the door module, producing odor, smoke or in some cases fire with flame. The circuit board was redesigned and GM implemented the new design into vehicle production on May 14, 2007. All failures cited above occurred in vehicles produced before this build date (i.e., with the original design DDM). GM also reported that all MY 2006-2007 GMT360/370 platform vehicles and MY 2005 SAAB 9-7x vehicles utilized the same DDM and therefore ODI expanded the subject population to include these vehicles.This investigation is closed on the basis of GM's announcement of safety recalls 12V-406 and 13V-248. The ODI complaints cited above can be reviewed at: http://www-odi.nhtsa.dot.gov/owners/SearchNHTSAID, see the attached list for ODI numbers.

Visibility:power Window Devices And Controls

On August 15, 2012 General Motors (GM) announced a regional recall action (12V-406) involving model year (MY) 2006-2007 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, Isuzu Ascender and MY2005-2007 SAAB 9-7x vehicles originally sold or currently registered in the salt belt states of Connecticut, Delaware, Illinois, Indiana, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Missouri, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia, Wisconsin, and the District of Columbia. The recall remedy requires the inspection and repair or replacement of the master power window switch, which GM refers to as a driver door module (DDM). At the same time, GM implemented a special coverage program to replace failed DDMs for vehicles registered outside of these states. ODI was not satisfied with GM's exclusion of non-salt belt vehicles and continued its investigation. On June 13, 2013, GM submitted a related recall notification (13V-248) to reclassify the initial special coverage program into a safety recall for vehicles that were not previously repaired under special coverage.The Office of Defects Investigation (ODI) opened Engineering Analysis EA12-004 on June 11, 2012 to further investigate allegations of DDM thermal incidents in model year (MY) 2006-2007 Chevrolet Trailblazer vehicles. Thermal incidents involve cases where fire-related events such as smoke and melt are present. ODI has received 170 reports alleging a thermal event occurred. Complainants stated that the DDM melted and in some cases produced odor and/or smoke. Fourteen of these incidents led to a fire where visible flames were reported or the damage extended significantly beyond the DDM. In addition to the 170 reports listed above, ODI received 63 reports alleging the DDM acted erratically or became inoperative. In response to ODI's Information Request (IR), GM provided 619 unique consumer complaints that related to the alleged problem. Seventy-seven of those reports led to a fire with flame, and 4 reported injuries of smoke inhalation and/or slight burns from contact with hot switches. GM also submitted 20,400 warranty claims for replacement of the DDM, most of which involved inoperative switches. The problem condition is caused by fluids, such as rain water, entering the driver's door module and subsequently causing corrosion that could result in an electrical short in the printed circuit board. A short may cause the power door lock and power window switches to function intermittently or become inoperative. However, the electrical short may also cause overheating that could melt components of the door module, producing odor, smoke or in some cases fire with flame. The circuit board was redesigned and GM implemented the new design into vehicle production on May 14, 2007. All failures cited above occurred in vehicles produced before this build date (i.e., with the original design DDM). GM also reported that all MY 2006-2007 GMT360/370 platform vehicles and MY 2005 SAAB 9-7x vehicles utilized the same DDM and therefore ODI expanded the subject population to include these vehicles.This investigation is closed on the basis of GM's announcement of safety recalls 12V-406 and 13V-248. The ODI complaints cited above can be reviewed at: http://www-odi.nhtsa.dot.gov/owners/SearchNHTSAID, see the attached list for ODI numbers.

PE12003 · Driver's Master Power Window Switch

Opened Feb 9, 2012 · Closed Jun 11, 2012

Status: closed (inferred from source dates) · Electrical System; Visibility:power Window Devices And Controls

The Office of Defects Investigation (ODI) opened this investigation on February 9, 2012 in response to complaints alleging driver door module melting and/or burning in MY 2006-2007 Chevrolet Trailblazers. In response to ODI's Information Request letter, General Motors presented 167 reports and 698 warranty claims that related to the alleged problem. ODI has received a total of 83 complaints, 66 alleging the door module had melted or burned, and the remaining 17 stating that the window switches acted erratically or were inoperative. Twenty-eight of the reports received have led to driver door fires, some of which allege the vehicle was keyed off and unattended. Based on the agency's current analysis, ODI has upgraded its investigation to an Engineering Analysis (EA12-004) to determine whether the subject vehicles contain a defect that presents an unreasonable risk to safety.The vehicle models and production dates of affected vehicles will be evaluated, particularly other GMT360 vehicles. The ODI reports cited above can be reviewed online at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers: 10247838, 10260600, 10274337, 10275626, 10284010, 10396958, 10406203, 10409023, 10414691, 10417938, 10423865, 10426281, 10434446, 10445657, 10447754, 10447757, 10447770, 10447788, 10447813, 10447831, 10447865, 10447880, 10447892, 10447938, 10447994, 10447996, 10447997, 10448028, 10448086, 10448138, 10448176, 10448201, 10448337, 10448455, 10448464, 10448478, 10448540, 10448900, 10448941, 10449150, 10449166, 10449169, 10449236, 10449722, 10450055, 10450202, 10450284, 10451584, 10451878, 10451918, 10452197, 10452301, 10452586, 10452743, 10452895, 10453161, 10453227, 10453261, 10453578, 10453746, 10453951, 10454196, 10454211, 10454539, 10454673, 10455122, 10455150, 10455279, 10455469, 10456285, 10456529, 10457116, 10457644, 10457811, 10458224, 10458485, 10458599, 10458743, 10458846, 10460062, 10460141, 10460732, 10460843

Additional source detail variants (2)

Electrical System

The Office of Defects Investigation (ODI) opened this investigation on February 9, 2012 in response to complaints alleging driver door module melting and/or burning in MY 2006-2007 Chevrolet Trailblazers. In response to ODI's Information Request letter, General Motors presented 167 reports and 698 warranty claims that related to the alleged problem. ODI has received a total of 83 complaints, 66 alleging the door module had melted or burned, and the remaining 17 stating that the window switches acted erratically or were inoperative. Twenty-eight of the reports received have led to driver door fires, some of which allege the vehicle was keyed off and unattended. Based on the agency's current analysis, ODI has upgraded its investigation to an Engineering Analysis (EA12-004) to determine whether the subject vehicles contain a defect that presents an unreasonable risk to safety.The vehicle models and production dates of affected vehicles will be evaluated, particularly other GMT360 vehicles. The ODI reports cited above can be reviewed online at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers: 10247838, 10260600, 10274337, 10275626, 10284010, 10396958, 10406203, 10409023, 10414691, 10417938, 10423865, 10426281, 10434446, 10445657, 10447754, 10447757, 10447770, 10447788, 10447813, 10447831, 10447865, 10447880, 10447892, 10447938, 10447994, 10447996, 10447997, 10448028, 10448086, 10448138, 10448176, 10448201, 10448337, 10448455, 10448464, 10448478, 10448540, 10448900, 10448941, 10449150, 10449166, 10449169, 10449236, 10449722, 10450055, 10450202, 10450284, 10451584, 10451878, 10451918, 10452197, 10452301, 10452586, 10452743, 10452895, 10453161, 10453227, 10453261, 10453578, 10453746, 10453951, 10454196, 10454211, 10454539, 10454673, 10455122, 10455150, 10455279, 10455469, 10456285, 10456529, 10457116, 10457644, 10457811, 10458224, 10458485, 10458599, 10458743, 10458846, 10460062, 10460141, 10460732, 10460843

Visibility:power Window Devices And Controls

The Office of Defects Investigation (ODI) opened this investigation on February 9, 2012 in response to complaints alleging driver door module melting and/or burning in MY 2006-2007 Chevrolet Trailblazers. In response to ODI's Information Request letter, General Motors presented 167 reports and 698 warranty claims that related to the alleged problem. ODI has received a total of 83 complaints, 66 alleging the door module had melted or burned, and the remaining 17 stating that the window switches acted erratically or were inoperative. Twenty-eight of the reports received have led to driver door fires, some of which allege the vehicle was keyed off and unattended. Based on the agency's current analysis, ODI has upgraded its investigation to an Engineering Analysis (EA12-004) to determine whether the subject vehicles contain a defect that presents an unreasonable risk to safety.The vehicle models and production dates of affected vehicles will be evaluated, particularly other GMT360 vehicles. The ODI reports cited above can be reviewed online at www-odi.nhtsa.dot.gov/owners/SearchNHTSAID under the following identification (ODI) numbers: 10247838, 10260600, 10274337, 10275626, 10284010, 10396958, 10406203, 10409023, 10414691, 10417938, 10423865, 10426281, 10434446, 10445657, 10447754, 10447757, 10447770, 10447788, 10447813, 10447831, 10447865, 10447880, 10447892, 10447938, 10447994, 10447996, 10447997, 10448028, 10448086, 10448138, 10448176, 10448201, 10448337, 10448455, 10448464, 10448478, 10448540, 10448900, 10448941, 10449150, 10449166, 10449169, 10449236, 10449722, 10450055, 10450202, 10450284, 10451584, 10451878, 10451918, 10452197, 10452301, 10452586, 10452743, 10452895, 10453161, 10453227, 10453261, 10453578, 10453746, 10453951, 10454196, 10454211, 10454539, 10454673, 10455122, 10455150, 10455279, 10455469, 10456285, 10456529, 10457116, 10457644, 10457811, 10458224, 10458485, 10458599, 10458743, 10458846, 10460062, 10460141, 10460732, 10460843

PE11014 · Fuel Level Gauge System Failure

Opened Apr 25, 2011 · Closed Sep 23, 2011

Status: closed (inferred from source dates) · Fuel System, Other; Fuel System, Other:storage:fuel Gauge System

The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.

Additional source detail variants (2)

Fuel System, Other

The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.

Fuel System, Other:storage:fuel Gauge System

The office of defects investigations (ODI) analyzed complaint data provided by General Motors (GM) as well as complaints submitted to ODI from consumers.In total, there were 5,089 unique reports indicating an inaccurate fuel level reading while driving.General Motors stated that this condition occurs when the contacts of the fuel sensor wear prematurely.Most of the complaints indicated an empty fuel gauge reading after filling the tank.Less than 10 percent of theODI complaints involved an engine stall incident.During this investigation, GM developed a remedy procedure and issued special coverage bulletin instructing dealers to install a new design fuel level sensor.The bulletin was sent to dealers on August 10, 2011 and the owner letter mailing began on August 15, 2011.See the investigative file for copies of GM's bulletin and owner letter.This preliminary evaluation is closed.

DP10001 · Fuel Level Gauge System Failure

Opened Jan 7, 2010 · Closed May 23, 2011

Status: closed (inferred from source dates) · Fuel System, Other; Fuel System, Other:storage:fuel Gauge System

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.

Additional source detail variants (2)

Fuel System, Other

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.

Fuel System, Other:storage:fuel Gauge System

The Office of Defects Investigation has received 668 complaints alleging inaccurate fuel gauge reading while driving in model year 2005-07 Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and Saab 9-7x vehicles.Of the 668 complaints, 58 incidents were alleged to result in a vehicle stall.Of the 58 stalling incidents, 43 complaints reported stalling because the fuel level reading indicated more fuel availability than what is actually in the fuel tank. One complaint alleged a vehicle crash after the vehicle stalled while exiting the interstate, became disabled, and was struck from behind.Summarily, the complaints show an apparent increasing trend, with most complaints received within the past year.A Preliminary Evaluation has been opened to assess the scope, frequency and potential safety consequences associated with the alleged defect.